- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 221/10 - Aza-phenanthrenes
Patent holdings for IPC class C07D 221/10
Total number of patents in this class: 77
10-year publication summary
|
13
|
5
|
3
|
6
|
2
|
2
|
1
|
3
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5848 |
5 |
| Bristol-myers Squibb Company | 4865 |
4 |
| LG Chem, Ltd. | 17643 |
4 |
| The Regents of the University of California | 19544 |
3 |
| Boehringer Ingelheim International GmbH | 4750 |
3 |
| East China University of Science and Technology | 494 |
3 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 806 |
3 |
| Vitae Pharmaceuticals, Inc. | 97 |
3 |
| Canon Kabushiki Kaisha | 6954 |
3 |
| Bayer Cropscience AG | 2136 |
2 |
| Sumitomo Chemical Company, Limited | 8987 |
2 |
| ArQule, Inc. | 139 |
2 |
| Universita' degli Studi di Udine | 83 |
2 |
| Samsung Electronics Co., Ltd. | 139302 |
1 |
| Samsung Display Co., Ltd. | 32868 |
1 |
| Merck & Co., Inc. | 435 |
1 |
| Canon Inc. | 38240 |
1 |
| Centre National de La Recherche Scientifique | 10124 |
1 |
| Konica Minolta, Inc. | 8552 |
1 |
| Hamamatsu Photonics K.K. | 4307 |
1 |
| Other owners | 31 |